201118150

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 382663008

約数和(自身を除く): 181544858

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 181, 313, 355, 362, 626, 710, 905, 1565, 1775, 1810, 3130, 3550, 4525, 7825, 9050, 12851, 15650, 22223, 25702, 44446, 56653, 64255, 111115, 113306, 128510, 222230, 283265, 321275, 555575, 566530, 642550, 1111150, 1416325, 2832650, 4022363, 8044726, 20111815, 40223630, 100559075, 201118150]

約数ペア:

[(1, 201118150), (2, 100559075), (5, 40223630), (10, 20111815), (25, 8044726), (50, 4022363), (71, 2832650), (142, 1416325), (181, 1111150), (313, 642550), (355, 566530), (362, 555575), (626, 321275), (710, 283265), (905, 222230), (1565, 128510), (1775, 113306), (1810, 111115), (3130, 64255), (3550, 56653), (4525, 44446), (7825, 25702), (9050, 22223), (12851, 15650)]